If you have not developed it yet, then you have not pushed it.
What you have done is to underexpose it by two stops across the board, and you want to process with this in mind in order to get what you want on the film. If you overdevelop the film to get this, it is then called pushing.
Have you tried getting the answer from Tetenal proper? I am certain that they know the exact answer to your question, to the second, with no Internet monkey business to get in the way.